5277778057 has 2 divisors, whose sum is σ = 5277778058. Its totient is φ = 5277778056.

The previous prime is 5277778049. The next prime is 5277778081. The reversal of 5277778057 is 7508777725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4886569216 + 391208841 = 69904^2 + 19779^2 .

It is a cyclic number.

It is not a de Polignac number, because 5277778057 - 2³ = 5277778049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5277777989 and 5277778007.

It is not a weakly prime, because it can be changed into another prime (5277778157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2638889028 + 2638889029.

It is an arithmetic number, because the mean of its divisors is an integer number (2638889029).

Almost surely, 2^5277778057 is an apocalyptic number.

It is an amenable number.

5277778057 is a deficient number, since it is larger than the sum of its proper divisors (1).

5277778057 is an equidigital number, since it uses as much as digits as its factorization.

5277778057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6722800, while the sum is 55.

The square root of 5277778057 is about 72648.3176474170. The cubic root of 5277778057 is about 1741.0732420745.

The spelling of 5277778057 in words is "five billion, two hundred seventy-seven million, seven hundred seventy-eight thousand, fifty-seven".